OpenTechnical

OT-2026-000053118

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, vented before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000053118) never changes.

Identity and time

Publication numberOT-2026-000053118 · never reused
Internal UUID01a0ae84-a431-71f0-ab47-d00888232d32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053118
StatusPUBLIC

Content hashes

Canonical textb785d282ff964f538b7ed0a0b78461a47b95faae2e7ee6250a1a19fe46b30801
Markdown6664f14f50de4d857e05d8c7892de0a04ab2158da23d1593aa60ae5e9123e997
PDF
Publication page1e22f4a36b097b464caf89a0e23e650accd2cffaa410935a50b088dec12a325b
Manifest4ff667569280850603ce879155480db99028221c5567083bf397f244d429e036

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature4O1X9MUj2fPFBnN7u6yUNU98xdUEH6UaVG7XE1otQZNOskQNrWimKZ2k4lY2hFeKJ+J9vaHJrK14tUo39gsFBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:50.729508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053118
observed 1e22f4a36b097b464caf89a0e23e650a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:50.711068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053118/manifest.json
observed 4ff667569280850603ce879155480db9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:50.692443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053118/publication.md
observed 6664f14f50de4d857e05d8c7892de0a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:50.673575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053118/publication.txt
observed b785d282ff964f538b7ed0a0b78461a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.